Study Guide — K.MD.A.1
Describe measurable attributes
Talk about length, height, weight, and capacity using everyday objects.
What this standard means
- Name measurable attributes (length, weight, etc.)
- Describe an object using attribute words
- Compare attributes of one object (long and thin)
- Sort objects by a described attribute
_See printable PDF for diagram._
How to use the 20 practice sets
| Sets | When to use | | --- | --- | | 1–5 | Intro — explore together, short written items | | 6–10 | Core skills — diagrams and written practice | | 11–15 | Mixed review — explain thinking | | 16–20 | Stretch — word problems and mastery tasks |
Pacing: 10–15 minutes per session.
How to practice
1. Describe a shoe: color, length, weight 2. Find three long things in a room 3. Use comparison words daily
_See printable PDF for diagram._
Common mistakes
- Using size as the only attribute
- Confusing length and height labels
- Comparing without a common attribute
Review and practice tests
1. Start Review 1/10 when sets 1–3 feel comfortable. 2. Move up one review level with little help. 3. Use Practice Test 4/10–6/10 for mid-standard checks. 4. Practice Test 10/10 is the mastery bar for K.MD.A.1.
- [ ] Names at least three attribute types
- [ ] Describes objects with attribute vocabulary
- [ ] Sorts by one attribute
Materials for this standard
- Practice Problems — 20 printable sets
- Review — 10 difficulty levels
- Practice Test — 10 difficulty levels
- Answer key — for parents and tutors